import { Observable } from 'rxjs';
import type { FilterComponent } from '../../components/filter/filter.component';
import { IFilterConfigRangeItem } from '../../interfaces/items/range.interface';
import { BaseItem } from './base-item';
export declare class RangeItem extends BaseItem<IFilterConfigRangeItem> {
    protected _filter: FilterComponent;
    options: {
        scale?: number;
    };
    prefix: string;
    suffix: string;
    minLabel: string;
    maxLabel: string;
    get mergedLabel(): string;
    constructor(itemConfig: IFilterConfigRangeItem, _filter: FilterComponent);
    static create(config: IFilterConfigRangeItem, filter: FilterComponent): RangeItem;
    get query(): Record<string, unknown>;
    get chips(): {
        name?: string;
        value: string;
        label: string;
    }[];
    clear(emitChange?: boolean, restoreDefault?: boolean): void;
    clearByName(name: string, emitChange?: boolean): void;
    get hasValue(): boolean;
    setValue(value: {
        min?: string;
        max?: string;
    }, emitChange?: boolean): void;
    init(value: unknown): Observable<unknown>;
}